/*
 * Copyright (C) 2010 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.replica.replicaisland;

/**
 * A pool of 2D vectors.
 */
public class VectorPool extends TObjectPool<Vector2> {

	public VectorPool() {
		super();
	}

	@Override
	protected void fill() {
		for (int x = 0; x < getSize(); x++) {
			getAvailable().add(new Vector2());
		}
	}

	@Override
	public void release(Object entry) {
		((Vector2) entry).zero();
		super.release(entry);
	}

	/**
	 * Allocates a vector and assigns the value of the passed source vector to
	 * it.
	 */
	public Vector2 allocate(Vector2 source) {
		Vector2 entry = super.allocate();
		entry.set(source);
		return entry;
	}

}
